Fire retardant cushioning devices
US11039692B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 9, 2018 |
| Grant date | Jun 22, 2021 |
| Priority date | — |
| Expiry date | Feb 11, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2601/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A fire retardant cushioning device wherein the cushioning device comprises a main body formed of a fire retardant cover material which is assembled together from panels of fire retardant cover material with the panels being connected together by at least one welded seam extending about the edges of the panels of cover material to form a seamed fire retardant cover material comprising the main body of the cover and the seam(s); and wherein the construction of the cushioning device provides a fire retardant cushioning device having welded seam(s) whereby the welded seam(s) are configured such that they are flame retardant. A fire retardant, infection control cushioning device is also disclosed. The invention also provides a method of manufacturing the fire retardant cushioning device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.